Mathematics, 26.01.2021 08:50 legitmega

An arithmetic sequence has this recursive formula: a1=9
an=an-1 -3
What is the explicit formula for this sequence?
A. an=9+(n-1)(-3)
B. an=-3+(n-1)9
C. an=9+(n-3)(-1)
D. an=-1+(n-9)(-3)

Answers: 3

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An arithmetic sequence has this recursive formula: a1=9
an=an-1 -3
What is the explicit...